<?php

class GroupPostController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	// public $layout='//layouts/column2';

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		$accessRules = array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('view'),
				'users'=>array('*'),
			),
		);
		$admin = User::model()->getAdminInfo();
		$superadmin = User::model()->getSuperAdminInfo();
		foreach ($admin as $value) {
			$accessRules[] = array('allow', // allow admin user to perform 'admin','create','update','delete' actions
				'actions'=>array('index','create','update','delete'),
				'users'=>array($value->username));
		}
		foreach ($superadmin as $value) {
			$accessRules[] = array('allow', // allow superadmin user to perform 'admin','create','update','delete' actions
				'actions'=>array('index','view','admin','create','update','delete'),
				'users'=>array($value->username));
		}
		//Quan trọng phần deny này phải ở cuối cùng của arrary acccessRules
		$accessRules[] = array('deny',  // deny all users
					'users'=>array('*'),
				);
		return $accessRules;
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		// $this->render('view',array(
		// 	'model'=>$this->loadModel($id),
		// ));

		$item_count = Post::model()->count('group_id = '.$id);
	    $page_size =10;
	    if ($item_count <= $page_size) {
	    	$page_size = $item_count;
	    }
	    $pages =new CPagination($item_count);
		$offset = $pages->getCurrentPage() * $page_size;
		$post_data = Post::model()->getPostShowPostIndex($page_size, $offset, $id);
	    $pages->setPageSize($page_size);

	    $this->render('view', array(
	        'post_data' => $post_data,
	        'pages'=>$pages,
        ));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new GroupPost;
		
		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['GroupPost']))
		{
			$model->attributes=$_POST['GroupPost'];
			$model->group_name = preg_replace('/\s\s+/', ' ', trim($model->group_name));
			$model->image_link = $this->conver_vn($model->group_name);
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['GroupPost']))
		{
			$model->attributes=$_POST['GroupPost'];
			$model->group_name = preg_replace('/\s\s+/', ' ', trim($model->group_name));
			$model->image_link = $this->conver_vn($model->group_name);
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$this->loadModel($id)->delete();

		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		if(!isset($_GET['ajax']))
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('GroupPost');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new GroupPost('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['GroupPost']))
			$model->attributes=$_GET['GroupPost'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return GroupPost the loaded model
	 * @throws CHttpException
	 */
	public function loadModel($id)
	{
		$model=GroupPost::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param GroupPost $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='group-post-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
